Home / 46,151.91-69,372.37-30,457.79

Finding the Fourth Proportional to 46,151.91, 69,372.37 and 30,457.79

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Solution

The fourth proportional to 46,151.91, 69,372.37 and 30,457.79 is: 45,782.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,151.91 : 69,372.37 = 30,457.79 : x
  2. Step 2: Convert to fraction form
    46,151.91/69,372.37 = 30,457.79/x
  3. Step 3: Cross multiply
    46,151.91x = 69,372.37 × 30,457.79
  4. Step 4: Simplify right side
    46,151.91x = 2,112,929,250.69
  5. Step 5: Solve for x
    x = 2,112,929,250.69/46,151.91
  6. Step 6: Final answer
    x = 45,782.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.